![](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
1 hr 15 min
![](/assets/artwork/1x1-42817eea7ade52607a760cbee00d1495.gif)
208 - Smart Enough to Duck Bills Smart Enough to Know Better
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- Science
Terraforming Mars, Robot Vacuum, Coal ash, Leap years and leap seconds, Cryptozoo: Scrooge McDuck
Terraforming Mars, Robot Vacuum, Coal ash, Leap years and leap seconds, Cryptozoo: Scrooge McDuck
1 hr 15 min